Tropes covered by the short and the series:
- Bug War: Mostly one-sided. Characters try to dispose of Itsy for being a spider and he's just defending himself.
- Kill It with Fire: One of the Exterminator's tools is a flamethrower.
Tropes exclusive to the short:
- Techno Babble:Music Teacher: What is that?The Exterminator: It's a high-tech microchip thermonuclear light-sensitive radioactive blue-screen laptop computer generator triple decker arachnid detector and Etch-a-Sketch. Any more questions?
Tropes exclusive to the series:
- Lawyer-Friendly Cameo: In one episode the Exterminator kills Expies of Bambi and his mother.
- Negative Continuity: For one thing, the Exterminator is no longer a robot.
- The Other Darrin: Frank Welker was the only one to return for the series.